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Chemistry, 11.10.2020 15:01 justinslusser51111

A student is studying lithium, a highly reactive element that is used in the medical field. Which characteristic is the student studying to determine the reactivity of lithium? Refer to the Periodic Table A.
The 3 protons in each atom of lithium.

B.
The 4 neutrons in each atom of lithium.

C.
The 3 total electrons in each atom of lithium.

D.
The 1 valence electron in each atom of lithium.

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